Finding the Fourth Proportional to 219,257.68, 302,576.52 and 123,765.52
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Solution
The fourth proportional to 219,257.68, 302,576.52 and 123,765.52 is: 170,796.94
Step by Step Solution
- Step 1: Write the proportion equation
219,257.68 : 302,576.52 = 123,765.52 : x - Step 2: Convert to fraction form
219,257.68/302,576.52 = 123,765.52/x - Step 3: Cross multiply
219,257.68x = 302,576.52 × 123,765.52 - Step 4: Simplify right side
219,257.68x = 37,448,540,337.59 - Step 5: Solve for x
x = 37,448,540,337.59/219,257.68 - Step 6: Final answer
x = 170,796.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.